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公开(公告)号：US07985304B2
公开(公告)日：2011-07-26
申请号：US11737361
申请日：2007-04-19
IPC分类号： C22C19/05
CPC分类号： C22C19/056 , C22C19/05
摘要： A nickel-base alloy having favorable toughness and thermal fatigue resistance comprises, in weight percentages based on total alloy weight: 9 to 20 chromium; 25 to 35 iron; 1 to 3 molybdenum; 3.0 to 5.5 niobium; 0.2 to 2.0 aluminum; 0.3 to 3.0 titanium; less than 0.10 carbon; no more than 0.01 boron; nickel; and incidental impurities. Also disclosed are die casting dies, other tooling, and other articles of manufacture made from or comprising the nickel-base alloy.
摘要翻译： 具有良好的韧性和耐热疲劳性的镍基合金包括以总合金重量为基准的重量百分数：9至20铬; 25至35铁 1〜3钼; 3.0〜5.5铌; 0.2〜2.0铝; 0.3〜3.0钛; 小于0.10碳; 不超过0.01硼; 镍; 和杂质。 还公开了由镍基合金制成或包括镍基合金的压铸模，其它模具和其它制品。
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公开(公告)号：US08394210B2
公开(公告)日：2013-03-12
申请号：US13101207
申请日：2011-05-05
IPC分类号： C22C19/05
CPC分类号： C22C19/056 , C22C19/05
摘要： A nickel-base alloy having favorable toughness and thermal fatigue resistance comprises, in weight percentages based on total alloy weight: 9 to 12 chromium; 25 to 35 iron; 1 to 3 molybdenum; 3.0 to 5.5 niobium; 0.2 to 2.0 aluminum; 0.3 to 3.0 titanium; less than 0.10 carbon; no more than 0.01 boron; nickel; and incidental impurities. Also disclosed are die casting dies, other tooling, and other articles of manufacture made from or comprising the nickel-base alloy.
摘要翻译： 具有良好韧性和耐热疲劳性的镍基合金包括以总合金重量为基准的重量百分比：9-12铬; 25至35铁; 1〜3钼; 3.0〜5.5铌; 0.2〜2.0铝; 0.3〜3.0钛; 小于0.10碳; 不超过0.01硼; 镍; 和杂质。 还公开了由镍基合金制成或包括镍基合金的压铸模，其它模具和其它制品。
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公开(公告)号：US20110206553A1
公开(公告)日：2011-08-25
申请号：US13101207
申请日：2011-05-05
CPC分类号： C22C19/056 , C22C19/05
摘要： A nickel-base alloy having favorable toughness and thermal fatigue resistance comprises, in weight percentages based on total alloy weight: 9 to 12 chromium; 25 to 35 iron; 1 to 3 molybdenum; 3.0 to 5.5 niobium; 0.2 to 2.0 aluminum; 0.3 to 3.0 titanium; less than 0.10 carbon; no more than 0.01 boron; nickel; and incidental impurities. Also disclosed are die casting dies, other tooling, and other articles of manufacture made from or comprising the nickel-base alloy.
摘要翻译： 具有良好韧性和耐热疲劳性的镍基合金包括以总合金重量为基准的重量百分比：9-12铬; 25至35铁; 1〜3钼; 3.0〜5.5铌; 0.2〜2.0铝; 0.3〜3.0钛; 小于0.10碳; 不超过0.01硼; 镍; 和杂质。 还公开了由镍基合金制成或包括镍基合金的压铸模，其它模具和其它制品。
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公开(公告)号：US07527702B2
公开(公告)日：2009-05-05
申请号：US11544984
申请日：2006-10-06
申请人： Wei-Di Cao , Richard L. Kennedy
发明人： Wei-Di Cao , Richard L. Kennedy
IPC分类号： C22F1/10
CPC分类号： C22F1/10 , C22C19/056
摘要： Embodiments of the present invention relate to nickel-base alloys, and in particular 718-type nickel-base alloys, having a desired microstructure that is predominantly strengthened by γ′-phase precipitates and comprises an amount of at least one grain boundary precipitate. Other embodiments of the present invention relate to methods of heat treating nickel-base alloys, and in particular 718-type nickel-base alloys, to develop a desired microstructure that can impart thermally stable mechanical properties. Articles of manufacture using the nickel-base alloys and methods of heat treating nickel-base alloys according to embodiments of the present invention are also disclosed.
摘要翻译： 本发明的实施方案涉及镍基合金，特别是718型镍基合金，其具有主要通过γ'相沉淀强化并且包含至少一个晶界沉淀物的量的所需微结构。 本发明的其它实施方案涉及热处理镍基合金，特别是718型镍基合金以开发可赋予热稳定机械性能的所需微结构的方法。 还公开了使用镍基合金的制造方法和根据本发明的实施方案的镍基合金的热处理方法。
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公开(公告)号：US20080257457A1
公开(公告)日：2008-10-23
申请号：US11737361
申请日：2007-04-19
IPC分类号： C22C19/05
CPC分类号： C22C19/056 , C22C19/05
摘要： A nickel-base alloy having favorable toughness and thermal fatigue resistance comprises, in weight percentages based on total alloy weight: 9 to 20 chromium; 25 to 35 iron; 1 to 3 molybdenum; 3.0 to 5.5 niobium; 0.2 to 2.0 aluminum; 0.3 to 3.0 titanium; less than 0.10 carbon; no more than 0.01 boron; nickel; and incidental impurities. Also disclosed are die casting dies, other tooling, and other articles of manufacture made from or comprising the nickel-base alloy.
摘要翻译： 具有良好的韧性和耐热疲劳性的镍基合金包括以总合金重量为基准的重量百分数：9至20铬; 25至35铁 1〜3钼; 3.0〜5.5铌; 0.2〜2.0铝; 0.3〜3.0钛; 小于0.10碳; 不超过0.01硼; 镍; 和杂质。 还公开了由镍基合金制成或包括镍基合金的压铸模，其它模具和其它制品。
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公开(公告)号：US5888449A
公开(公告)日：1999-03-30
申请号：US866547
申请日：1997-05-30
申请人： Richard L. Kennedy , Wei-Di Cao
发明人： Richard L. Kennedy , Wei-Di Cao
CPC分类号： C22C38/44 , C21D6/02 , C21D2211/008
摘要： Precipitation hardening (PH) stainless steels heat treatable to yield strength levels in the range of 200 ksi with exceptionally high fracture toughness are achieved in alloys consisting essentially of 12.25-13.25% chromium, 7.5-8.5% nickel, 2.0-2.5% molybdenum, 0.8-1.35% aluminum, not over 0.05% carbon, not over 0.10% silicon, not over 0.10% manganese, not over 0.010% phosphorus and with especially critical amounts of not over 0.0020% (20 ppm) nitrogen, not over 0.0020% (20 ppm) sulfur, not over 0.0026% (26 ppm) nitrogen plus sulfur; not over 0.04% titanium, and remainder essentially Fe.
摘要翻译： 在基本上由12.25-13.25％的铬，7.5-8.5％的镍，2.0-2.5％的钼，0.8％的镍组成的合金中可以实现可热处理以产生在200ksi范围内的强度水平的析出硬化（PH）不锈钢，具有非常高的断裂韧性 -1.35％的铝，不超过0.05％的碳，不超过0.10％的硅，不超过0.10％的锰，不超过0.010％的磷，特别是临界量不超过0.0020％（20ppm）的氮，不超过0.0020％（20 ppm）硫，不超过0.0026％（26ppm）氮加硫; 不超过0.04％的钛，余量基本上为Fe。
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公开(公告)号：US07156932B2
公开(公告)日：2007-01-02
申请号：US10679899
申请日：2003-10-06
申请人： Wei-Di Cao , Richard L. Kennedy
发明人： Wei-Di Cao , Richard L. Kennedy
IPC分类号： C22F1/10
CPC分类号： C22F1/10 , C22C19/056
摘要： Embodiments of the present invention relate to nickel-base alloys, and in particular 718-type nickel-base alloys, having a desired microstructure that is predominantly strengthened by γ′-phase precipitates and comprises an amount of at least one grain boundary precipitate. Other embodiments of the present invention relate to methods of heat treating nickel-base alloys, and in particular 718-type nickel-base alloys, to develop a desired microstructure that can impart thermally stable mechanical properties. Articles of manufacture using the nickel-base alloys and methods of heat treating nickel-base alloys according to embodiments of the present invention are also disclosed.
摘要翻译： 本发明的实施方案涉及镍基合金，特别是718型镍基合金，其具有主要通过γ'相沉淀强化并且包含至少一个晶界沉淀物的量的所需微结构。 本发明的其它实施方案涉及热处理镍基合金，特别是718型镍基合金以开发可赋予热稳定机械性能的所需微结构的方法。 还公开了使用镍基合金的制造方法和根据本发明的实施方案的镍基合金的热处理方法。
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公开(公告)号：US06605164B2
公开(公告)日：2003-08-12
申请号：US09844696
申请日：2001-04-30
申请人： Richard L. Kennedy , Wei-Di Cao
发明人： Richard L. Kennedy , Wei-Di Cao
IPC分类号： C22C1905
CPC分类号： C22C19/055 , C22C19/056 , C22C19/058 , C22C30/00
摘要： A nickel-based fine grained alloy consisting essentially of 40-55 wt % Ni, 14.5-21 wt % Cr, 2.5-5.5 wt % Nb+Ta, up to 3.3 wt % Mo, 0.65-2.00 wt % Ti, 0.10-0.8 wt % Al, up to 0.35 wt % Mn, up to 0.07 wt % C, up to 0.015 wt % S, up to 0.35 wt % Si, at least 0.016 wt % P, from 0.003 % to 0.030 wt % B, and the balance Fe and incidental impurities, has a high stress rupture life.
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公开(公告)号：US07531054B2
公开(公告)日：2009-05-12
申请号：US11221028
申请日：2005-09-06
申请人： Richard L. Kennedy , Wei-Di Cao
发明人： Richard L. Kennedy , Wei-Di Cao
CPC分类号： C22F1/10
摘要： Embodiments of the present disclosure relate to nickel-base alloys and methods of direct aging nickel-base alloys. More specifically, certain embodiments of the present disclosure relate to methods of direct aging 718Plus® nickel-base alloy to impart improved mechanical properties, such as, but not limited to, tensile strength, yield strength, low cycle fatigue, fatigue crack growth, and creep and rupture life to the alloys. Other embodiments of the present disclosure relate to direct aged 718Plus® nickel-base alloy, and articles of manufacture made therefrom, having improved mechanical properties, such as, but not limited to, tensile strength, yield strength, low cycle fatigue, fatigue crack growth, and creep and rupture life.
摘要翻译： 本公开的实施例涉及镍基合金和直接老化镍基合金的方法。 更具体地，本公开的某些实施方案涉及直接老化718Plus镍基合金以赋予改进的机械性能的方法，例如但不限于拉伸强度，屈服强度，低循环疲劳，疲劳裂纹扩展 ，并且对合金的蠕变和破裂寿命。 本公开的其它实施方案涉及直接老化的718Plus镍基合金及其制造的制品，具有改进的机械性能，例如但不限于拉伸强度，屈服强度，低循环疲劳，疲劳 裂纹生长，蠕变破裂寿命。
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公开(公告)号：US07491275B2
公开(公告)日：2009-02-17
申请号：US11544808
申请日：2006-10-06
申请人： Wei-Di Cao , Richard L. Kennedy
发明人： Wei-Di Cao , Richard L. Kennedy
IPC分类号： C22C19/05
CPC分类号： C22F1/10 , C22C19/056
摘要： Embodiments of the present invention relate to nickel-base alloys, and in particular 718-type nickel-base alloys, having a desired microstructure that is predominantly strengthened by γ′-phase precipitates and comprises an amount of at least one grain boundary precipitate. Other embodiments of the present invention relate to methods of heat treating nickel-base alloys, and in particular 718-type nickel-base alloys, to develop a desired microstructure that can impart thermally stable mechanical properties. Articles of manufacture using the nickel-base alloys and methods of heat treating nickel-base alloys according to embodiments of the present invention are also disclosed.
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